Phyme is the correct answer
A dinosaur egg is a fossil. So is petrified wood.
'So' is a conjunction that depicts comparison between subjects in a sentence in this case. The use of 'so' in this sentence is incorrect because when comparing two subjects, which in this case are dinosaur egg and petrified wood, they should be in one sentence idea. When using the punctuation mark period '.' it ends the idea of the sentence in the first sentence given.
You had 9,000 taste buds just on the tongue alone, is what I would say. :)
B. and sings a solitary song.
One way alliteration can be found when an author or writer uses words that begin with the same sound or letter such as the 's' sound above.